This is a completed toy designed for children.
From the LEGO website:
Build this LEGO® version of the iconic Yellow Submarine from the famous 1968 film, and journey back to Pepperland with the Fab Four! The submarine features a removable top for easy play, a cockpit that accommodates the included John, Paul, George and Ringo minifigures, two rotating propellers, four periscopes, an adjustable rudder, plus assorted accessory elements that The Beatles have collected on their journey. The set also includes a Jeremy figure. An ideal gift for fans of LEGO® and The Beatles, it’s great for role-play or to create a colorful retro display.